22465603 has 2 divisors, whose sum is σ = 22465604. Its totient is φ = 22465602.

The previous prime is 22465591. The next prime is 22465609. The reversal of 22465603 is 30656422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22465603 - 2⁵ = 22465571 is a prime.

It is not a weakly prime, because it can be changed into another prime (22465609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11232801 + 11232802.

It is an arithmetic number, because the mean of its divisors is an integer number (11232802).

Almost surely, 2^22465603 is an apocalyptic number.

22465603 is a deficient number, since it is larger than the sum of its proper divisors (1).

22465603 is an equidigital number, since it uses as much as digits as its factorization.

22465603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 22465603 is about 4739.7893413104. The cubic root of 22465603 is about 282.1668738866.

The spelling of 22465603 in words is "twenty-two million, four hundred sixty-five thousand, six hundred three".